解答
甲倉(cāng)的噸數(shù)×(1-35%)=乙倉(cāng)的噸數(shù)×(1-65%),
甲倉(cāng)的噸數(shù)×65%=乙倉(cāng)的噸數(shù)×35%,
甲倉(cāng)的噸數(shù):乙倉(cāng)的噸數(shù)=35%:65%,
甲倉(cāng)的噸數(shù):乙倉(cāng)的噸數(shù)=7:13,
甲倉(cāng)原來存大米:45.6÷(13-7)×7=53.2(噸);
答:甲倉(cāng)原來存大米53.2噸.



